Element block pseudo-element :before generated with line-height 1 cursor default padding 20px float none box-sizing content-box z-index auto display block position static transition border-radius box-shadow 1px 1px 1px rgba(0,0,0,0.3) overflow hidden outline none transform font-weight normal opacity 1 height auto background margin 0px width 160px border 0px rgba(0,0,0,1) solid text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 16px